var txtObj;
function showDate(src) {
    var f1 = document.getElementById("f1");
    f1.style.left = src.offsetLeft;
    f1.style.top = src.offsetTop + src.offsetHeight;
    f1.style.display = "block";
    txtObj = src;
}
function hideDate() {
    var f1 = document.getElementById("f1");
    f1.style.display = "none";
}
function setTxt(str) {
    txtObj.value = str;
}